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High-Adhesion PVB Encapsulation Film for BIPV and Solar Panel Modules

Building-Integrated Photovoltaics (BIPV) require encapsulation materials that provide both solar efficiency and architectural structural safety. While EVA is common in standard solar panels, our High-Adhesion Solar PVB Film is engineered specifically for architectural double-glass solar modules. It perfectly protects fragile photovoltaic cells while ensuring the final glass-glass module meets strict building codes for overhead safety glass—something standard EVA cannot achieve.

Key Advantages & Benefits

  • Architectural Safety Compliant: Uniquely provides the structural safety required by building codes for overhead and facade glazing, keeping broken glass intact.
  • High Light Transmittance: Crystal clear formulation allows maximum solar radiation to reach the PV cells, ensuring high power generation efficiency.
  • Excellent PID Resistance: Advanced formulation minimizes Potential Induced Degradation, protecting the electrical output of the solar cells over a 25-year lifespan.
  • Superior Moisture Barrier: Creates a robust edge seal that prevents moisture ingress, which can corrode solar cell busbars.

Versatile Applications

  • Glass-glass BIPV facades and curtain walls
  • Solar glass canopies, pergolas, and skylights
  • Photovoltaic noise barriers for highways
  • Agricultural photovoltaic (Agri-PV) greenhouse glass

Frequently Asked Questions (FAQ)

Q: Why use PVB instead of EVA for solar panels?
A: Standard ground-mounted solar panels use EVA. However, when a solar panel is integrated into a building's roof or facade (BIPV), it must act as structural safety glass. PVB is structurally stronger, more elastic, and meets architectural safety codes that EVA fails to pass.
Q: Does laminating solar cells with PVB require special equipment?
A: It requires standard architectural vacuum bagging or specialized PVB laminators, as PVB requires different temperature and pressure curves compared to standard EVA laminators.

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FAQ

What aluminum alloys do you use to make motorcycle engine cases?

We mainly use high-performance aluminum alloys such as ADC12 and A356. The ADC12 is ideal for complex shapes such as side covers due to its excellent flow properties, while the A356 is the first choice for structural parts such as crankboxes that require excellent strength and elongation. We use a spectrometer to confirm the composition of each melt to ensure material stability.

How to ensure the tightness of the engine cover and prevent oil leaks?

Preventing leaks is the core standard we ensure. We control internal density through precise high or low pressure casting parameters. After casting, we perform precision CNC machining on the sealing surfaces and perform pneumatic leak tests on the oil passages and water passages to ensure zero leaks in the assembly.

How long is the delivery lead time for OEM motorcycle engine covers

For new OEM projects, the lead time from mold design to T1 sample delivery is typically 35-50 days. Once samples are approved, our capacity of 5000 tons per year allows us to adjust mass production plans to meet your specific delivery deadlines

What surface polishing options do you provide for motorcycle engine case covers?

Our process includes Shot Blasting and vibration deburring to achieve a clean, matte appearance. At the same time, we can also prepare powder coated or painted surfaces based on the aesthetic requirements of your brand.

Application Background and Use Scenario

Heat Pipe R&D and Sample Preparation


Heat pipe development requires stable and repeatable sample-level processing before entering mass production. During R&D stages, engineers need precise control over heating, degassing, and welding preparation to verify product structure and process feasibility. This equipment is designed to support such sample preparation tasks under controlled conditions.


Process Validation Before Mass Manufacturing


Before scaling up to full production lines, manufacturers often need to confirm welding parameters, heating lengths, and degassing performance. This machine provides a practical platform for process validation, helping reduce risks during later mass production deployment.


Integrated Heating and Degassing Process


The heating process is controlled by both temperature and time, allowing operators to set parameters according to different pipe diameters and material requirements. This helps maintain consistent thermal conditions during sample processing.